build(deps): bump @docker/actions-toolkit from 0.67.0 to 0.68.0

Bumps [@docker/actions-toolkit](https://github.com/docker/actions-toolkit) from 0.67.0 to 0.68.0.
- [Release notes](https://github.com/docker/actions-toolkit/releases)
- [Commits](https://github.com/docker/actions-toolkit/compare/v0.67.0...v0.68.0)

---
updated-dependencies:
- dependency-name: "@docker/actions-toolkit"
  dependency-version: 0.68.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: Set up QEMU
         id: qemu
@@ -45,7 +45,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: Set up QEMU
         id: qemu
@@ -62,7 +62,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: Stop docker
         run: |
@@ -92,7 +92,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: Set up QEMU
         id: qemu
@@ -116,7 +116,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: Set up QEMU
         uses: ./

.github/workflows/publish.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: Publish
         uses: actions/publish-immutable-action@v0.0.4

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: Test
         uses: docker/bake-action@v6

.github/workflows/validate.yml

@@ -19,7 +19,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       -
         name: List targets
         id: generate

package.json

@@ -26,7 +26,7 @@
   "packageManager": "yarn@4.9.2",
   "dependencies": {
     "@actions/core": "^1.11.1",
-    "@docker/actions-toolkit": "^0.72.0"
+    "@docker/actions-toolkit": "^0.68.0"
   },
   "devDependencies": {
     "@types/node": "^20.19.9",